Recurrent thoughts and repetitive acts that dominate behavior:

Combining form that means drug or chemical:

Study of drug absorption, distribution, metabolism, and excretion over a period of time:

Study of drug absorption, distribution, metabolism, and excretion over a period of time:

Flight from customary surroundings; signs of dissociative disorder:

Recurrent thoughts and repetitive acts that dominate behavior:

Combining form that means drug or chemical:

Study of drug absorption, distribution, metabolism, and excretion over a period of time:

Study of drug absorption, distribution, metabolism, and excretion over a period of time:

Smooth, swollen papule that is centrally redder than surrounding skin: